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What is the Least Common Multiple of 85384 and 85391?

Least common multiple or lowest common denominator (lcd) can be calculated in two way; with the LCM formula calculation of greatest common factor (GCF), or multiplying the prime factors with the highest exponent factor.

Least common multiple (LCM) of 85384 and 85391 is 7291025144.

LCM(85384,85391) = 7291025144

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Least Common Multiple of 85384 and 85391 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 85384 and 85391, than apply into the LCM equation.

GCF(85384,85391) = 1
LCM(85384,85391) = ( 85384 × 85391) / 1
LCM(85384,85391) = 7291025144 / 1
LCM(85384,85391) = 7291025144

Least Common Multiple (LCM) of 85384 and 85391 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 85384 and 85391. First we will calculate the prime factors of 85384 and 85391.

Prime Factorization of 85384

Prime factors of 85384 are 2, 13, 821. Prime factorization of 85384 in exponential form is:

85384 = 23 × 131 × 8211

Prime Factorization of 85391

Prime factors of 85391 are 17, 5023. Prime factorization of 85391 in exponential form is:

85391 = 171 × 50231

Now multiplying the highest exponent prime factors to calculate the LCM of 85384 and 85391.

LCM(85384,85391) = 23 × 131 × 8211 × 171 × 50231
LCM(85384,85391) = 7291025144